Seiko Cal. 6144 - 338

This Spring Drive model from 1983 features a 42mm Stainless Steel case. Powered by the 6144 caliber with 20j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-c304623c98b9]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1983

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